"The Changeling" is a supernatural horror film released in 1980, directed by Peter Medak. The story follows a composer named John Russell, who moves into a haunted mansion after the tragic death of his family. He discovers a mysterious presence and uncovers dark secrets related to the house's past. The film explores themes of grief, loss, and the supernatural, featuring a haunting score and atmospheric cinematography. It stars George C. Scott as John Russell and is known for its chilling moments and psychological depth, making it a classic in the horror genre.